Calculate data weights based on st. dev. within each spw.

Statwt Summary Plot

VLASS2.1.sb38563510.eb38566235.59073.10379631944_split_split.ms

Plot of antenna-based weight vs. antenna or spectral window (before re-weight)

Plot of antenna-based weight vs. antenna or spectral window (after re-weight)

Statwt Summary

Summary of before/after-statwt antenna-based weights (Wi) for each antenna. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Antenna Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
ea01 1342 1342/1342 1342 ± 0 5.339 5.266/5.972 5.393 ± 0.8169
ea02 1342 1342/1342 1342 ± 0.00004144 5.905 5.37/6.614 5.764 ± 1.022
ea05 1342 1342/1342 1342 ± 0.00001631 5.727 5.094/6.179 5.577 ± 0.7573
ea06 1342 1342/1342 1342 ± 0.000004276 4.739 4.619/5.212 4.745 ± 0.6136
ea07 1342 1342/1342 1342 ± 0.00004226 5.846 5.372/5.939 5.52 ± 0.8042
ea08 1342 1342/1342 1342 ± 0.0000415 6.044 5.622/6.904 6.003 ± 1.085
ea09 1342 1342/1342 1342 ± 0.00001362 5.168 4.899/5.74 5.2 ± 0.6475
ea10 1342 1342/1342 1342 ± 0.00004332 5.59 5.246/6.421 5.611 ± 0.9399
ea11 1342 1342/1342 1342 ± 0.0000408 5.641 5.305/6.492 5.674 ± 1.026
ea12 1342 1342/1342 1342 ± 0.000004812 5.501 5.227/6.407 5.602 ± 1.001
ea13 1342 1342/1342 1342 ± 0.00001946 5.899 5.661/6.401 5.919 ± 0.8257
ea14 1342 1342/1342 1342 ± 0.00001969 6.619 5.783/6.724 5.997 ± 1.091
ea15 1342 1342/1342 1342 ± 0 5.186 4.942/6.215 5.492 ± 0.9062
ea16 1342 1342/1342 1342 ± 0 5.189 5.041/5.414 5.18 ± 0.2151
ea17 1342 1342/1342 1342 ± 0.00004244 5.819 5.638/6.694 5.844 ± 1.048
ea18 1342 1342/1342 1342 ± 0.00002564 5.027 4.633/5.734 4.986 ± 0.8178
ea19 1342 1342/1342 1342 ± 0.000001913 5.823 5.45/6.484 5.811 ± 0.7785
ea20 1342 1342/1342 1342 ± 0.00001956 5.863 5.614/6.809 5.92 ± 1.133
ea21 1342 1342/1342 1342 ± 0.00002429 5.627 5.4/6.274 5.603 ± 0.8146
ea22 1342 1342/1342 1342 ± 0.00003173 5.486 5.089/6.536 5.612 ± 0.9335
ea23 1342 1342/1342 1342 ± 0.0000403 5.624 5.525/6.446 5.777 ± 0.8932
ea25 1342 1342/1342 1342 ± 0 5.401 5.34/5.467 5.385 ± 0.1653
ea26 1342 1342/1342 1342 ± 0.00002456 5.659 5.537/6.644 5.826 ± 0.8534
ea27 1342 1342/1342 1342 ± 0.00004525 5.458 5.155/6.42 5.522 ± 0.92
ea28 1342 1342/1342 1342 ± 0.00004228 5.678 5.407/6.487 5.682 ± 0.964
Summary of before/after-statwt antenna-based weights (Wi) for each spectral window. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Spw Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
2 1342 1342/1342 1342 ± 0.00002448 5.593 5.343/5.807 5.521 ± 0.3251
3 1342 1342/1342 1342 ± 0.00002637 5.298 5.101/5.539 5.311 ± 0.3149
5 1342 1342/1342 1342 ± 0.00002448 5.472 5.292/5.604 5.404 ± 0.3759
6 1342 1342/1342 1342 ± 0.00002448 5.365 5.134/5.467 5.316 ± 0.3033
7 1342 1342/1342 1342 ± 0.00002448 5.337 5.186/5.531 5.325 ± 0.2718
8 1342 1342/1342 1342 ± 0.00002448 5.373 5.097/5.555 5.291 ± 0.3056
9 1342 1342/1342 1342 ± 0.00002448 5.633 5.433/5.871 5.584 ± 0.372
10 1342 1342/1342 1342 ± 0.00002499 6.092 5.853/6.231 5.991 ± 0.3825
11 1342 1342/1342 1342 ± 0.00002499 6.411 6.096/6.514 6.276 ± 0.3888
12 1342 1342/1342 1342 ± 0.00002499 6.541 6.203/6.679 6.447 ± 0.3988
13 1342 1342/1342 1342 ± 0.00002535 6.841 6.427/6.95 6.696 ± 0.4024
14 1342 1342/1342 1342 ± 0.00003326 6.516 6.091/6.973 6.506 ± 0.5141
15 1342 1342/1342 1342 ± 0.00002502 6.735 6.514/6.892 6.621 ± 0.5161
16 1342 1342/1342 1342 ± 0.00006037 3.669 3.502/3.941 3.725 ± 0.2953
17 1342 1342/1342 1342 ± 0.00006103 3.852 3.671/4.098 3.868 ± 0.3015
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38563510.eb38566235.59073.10379631944_split_split.ms
Start time
2024-10-31 01:16:25.911
End
2024-10-31 02:17:17.977
Duration
1:00:52.067
Note, WebLog generation is not included in the time.

CASA logs for stage 8